SCUPPER PLUGS for sit-on-top kayaks are perfect to help you stay dry while paddling. Made of compressible EVA material they can fit in different sizes of scupper holes. The EVA material keeps water out of the cockpit. Made for Sit-On-Top kayaksSpecifications and Features:Made from compressible EVA material - Fits different hole sizes less than 1.25 in - Fits all major brandsEasy to install and to remove - Attached cord Feel dry all the time - EVA material keeps water outProven product - Comes in pack of four scupper plugs